<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
adfasd
<form action="/login1" method="post">

    name:<input type="text" name="username"><br/>

    password:<input type="password" name="password">

<input type="submit" value="登陆">
</form>
</body>
</html>